How to add a tooltip for a standard form field like Title, Name, E-mail
From JReviews Documentation
Edit the theme file of the submit form:
- \com_jreviews\jreviews\views\themes\default\listings\create_form.thtml
Use this code to include a tooltip:
<span class="jr_infoTip"> </span><div class="jr_tooltipBox">This is some tooltip text</div>
Add the code inside the <label> tag of any form field